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发明名称
Easy-open envelope
摘要
申请公布号
US3297235(A)
申请公布日期
1967.01.10
申请号
US19640404722
申请日期
1964.10.19
申请人
JFTJ CORPORATION
发明人
ROBBINS DANIEL T.
分类号
B65D27/34
主分类号
B65D27/34
代理机构
代理人
主权项
地址
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